Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HYDRO-BLAST Corp
Original Assignee
HYDRO-BLAST Corp
Publication date
Application grantedgrantedCritical
Publication of CA521075ApublicationCriticalpatent/CA521075A/en